/*
 * Copyright 2017 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.cloud.dataflow.metrics.collector.utils;

import java.util.Optional;

/**
 * Yet Another Utils class
 * @author Vinicius Carvalho
 */
public class YANUtils {
	public static <S, T> Optional<T> cast(S candidate, Class<T> targetClass) {
		return targetClass.isInstance(candidate) ? Optional.of(targetClass.cast(candidate)) : Optional.empty();
	}

	public static Integer toInteger(Object value) {
		Integer result = 0;

		if (value == null) {
			return result;
		}
		String stringVal = value.toString();
		try {
			result = Integer.valueOf(stringVal);
		}
		catch (NumberFormatException e) {
		}

		return result;
	}
}
